5/16 Hold Down Nut - 12pt.
This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Swap In A Box Kit-LS Engine Into 67-72 GM Trk
55-79 SBC Oil Pan Gasket
16V Lithium Battery
